<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>下拉菜单的制作</title>
    <script type="text/javascript" src="../js/jquery-1.8.3.js" ></script>
    <script type="text/javascript" src="../js/easyui/jquery.easyui.min.js" ></script>
    <script type="text/javascript" src="../js/easyui/locale/easyui-lang-zh_CN.js" ></script>
    <link rel="stylesheet" href="../js/easyui/themes/default/easyui.css" />
    <link rel="stylesheet" href="../js/easyui/themes/icon.css" />
</head>
<body>
    <a href="javascript:;" class="easyui-menubutton"
        data-options="iconCls:'icon-save',menu:'#mm'"
    >系统菜单</a>

    <div id="mm" style="width:120px;">
        <div>菜单一</div>
        <div>菜单二</div>
        <div>菜单三</div>
        <div class="menu-sep"></div>
        <div>菜单四</div>
    </div>
</body>
</html>